Main Features:Tempered glass: More heat resistant than regular glass, means your phone is less likely to be damaged by heatProvides Full Protection: Up to five times as thick than standard plastic protectorsAnti-scratch: The tempered, processed shield with 9H hardness provides extensive resistance to scratches, including sharp objects like knives and keysBubble-free, simple application: Once you release the glass on your phone, the silicone adhesive does all the work. No bubbles, no fuzz0.26mm thickness, ultra-thinHigh strength scratch: 9H hardness, much higher than ordinary 3H hardness, refused to screen scratches